/* 2017-11-28  亚华智库官网  By Wginit */

/*设备竖屏时的样式*/  
@media all and (orientation : portrait){  
    .video_bg{  
        position:fixed;  
        z-index: -9999;  
        width: 100%;  
        background: #469BD4;  
        }  
}  
/*设备横屏时的样式*/  
@media all and (orientation : landscape){  
    .video_bg{background: #A900B1;  
        position: fixed;  
        right: 0;  
        bottom:0;  
        z-index: -9999;  
        width: 100%;  
        height: 100%;  
    }  
}  
  
@media only screen and (min-width:320px) and (orientation:portrait){  
    html{font-size:100%;}  
}  
@media only screen and (min-width:360px) and (orientation:portrait){  
    html{font-size:125%;}  
}  
@media only screen and (min-width:400px) and (orientation:portrait){  
    html{font-size:150%;}  
}  
  
@media only screen and (min-width:600px) and (orientation:portrait){  
    html{font-size:200%;}  
}  
  
@media only screen and (max-width:768px) and (orientation:portrait){  
    .wrap{width:90%;}  
}  
@media only screen and (min-width:480px) and (orientation:landscape){  
    html{font-size:100%;}  
}  
@media only screen and (min-width:580px) and (orientation:landscape){  
    html{font-size:107%;}  
}  
@media only screen and (min-width:730px) and (orientation:landscape){  
    html{font-size:130%;}  
}  
@media only screen and (min-width:900px) and (orientation:landscape){  
    html{font-size:175%;}  
}  
@media only screen and (min-width:992px){  
    html{font-size:200%;}  
}  